MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3552a1f77c3b33e67b58befea74f96638eb02f73ce2b386115e4c3ed85534f87. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



AgentTesla


Vendor detections: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 3552a1f77c3b33e67b58befea74f96638eb02f73ce2b386115e4c3ed85534f87
SHA3-384 hash: d4ba21a9aa1e15a500e0ed9fb2f47175d5e41fca3ebcf2a25d873d64c156cc77bb4435a53c49c5cb806f61efb90a1cfb
SHA1 hash: 6ca113389979c5b9c3142483472ae7ba70241928
MD5 hash: e356770be3c78c636ab599690c4494d8
humanhash: oklahoma-low-thirteen-september
File name:Payment Advice.exe
Download: download sample
Signature AgentTesla
File size:557'056 bytes
First seen:2020-07-27 09:46:00 UTC
Last seen:2020-07-29 05:21:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:AhygabbtA2iNfRHy3zckoYEoAEiEhIc3:A/a1A1pRHyjcGJOcH
Threatray 10'626 similar samples on MalwareBazaar
TLSH B6C4AD152AD8165FF56D3BBEB36354209B79A4151ABAEF0D3EC6C0EC1C333209A417A7
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to register a low level keyboard hook
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Status:
Malicious
First seen:
2020-07-27 09:47:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
34 of 48 (70.83%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 3552a1f77c3b33e67b58befea74f96638eb02f73ce2b386115e4c3ed85534f87

(this sample)

Comments